- 29 -
l.Adjusting the needle thread tension
1)As you tum thread tension N0.1 nut
①
clockwise (in direction A) .the thread remaining
on the needle after thread trimming will be
shorter.
2)As you tum nut
①
counter clockwise(in
direction C),the thread length will be longer.
3)ASyou turn thread tension N02nut
②
clockwise (in direction@),the needle thread
tension will be in creased.
4)As you tum screw
③
counter clockwise(in
direction E) ,the needle thread tension will be
decreased.
2.Adjusting the bobbin thread tension
1)As you tum tension adjust screw
③
clockwise(in direction E) ,the bobbin thread tension will be
increased.
2)As you tun screw
③
counterclockwise(in direction F) ,the bobbin thread tension will be decreased.
l.Changing the stroke of thread take-up spring
①
l)Loosen setscrew
②
.
2)As you tum tension post
③
clockwise(in direction
A), the stroke of the thread take-up spring will be
increased.
3)As you tum the khob countenclockwise(in
direction B )the stroke will be decreased.
2.Changing the pressure of thread take-up spring
①
1)Loosen setscrew
②
,and remove tension post
③
2)Loosen setscrew
④
3)As you tum tension post
③
clockwise(in direction A), the pressure will be increased.
4)As you turn the post counterclockwise(in direction B, the pressure will be decreased.
16.Thread tension (Fig.22)
17.Thread take-up spring (Fig.23)
18.Hand lifter (Fig.24)
1)To stop the machine with its presser foot up,tum
hand lifter
①
in direction A.
2)The presser foot will go up about 5.5mm and stop.
3)The presser foot will go back to its original position
when hand lift turned down in direction B .
4)Using the knee lifter ,you can get the standard
presser foot lift of about l0mm andtthe maximum lift
of about l3mm.
Summary of Contents for ZJ9700
Page 1: ......
Page 24: ......
Page 42: ...一 四排齿中厚料 1 机壳分组件 MACHINE FACHINE FRAME MISCELLANEOUS COVER COMPONENTS 36 ...
Page 45: ...2 上轴挑线分组件 机头无油 MAIN SHAFT THREAD TAKE UP COMPONENTS 39 ...
Page 48: ...2 上轴挑线分组件 头部有油 MAIN SHAFT THREAD TAKE UP COMPONENTS 42 ...
Page 51: ...3 针杆夹线分组件 NEEDLE BAR THREAD TENSION COMPONENTS 45 ...
Page 53: ...4 压料 松线分组件 PRESSER BAR TENSION RELEASE COMPONENTS 47 ...
Page 56: ...5 勾线分组件 HOOK OF DRIVING SHAFT COMPONENTS 50 ...
Page 58: ...6 送料分组件 FEED MECHANISM COMPONENTS 52 ...
Page 60: ...7 送料调节分组件 FEED REGULATING COMPONENTS 54 ...
Page 63: ...8 1 剪线分组件 THREAD TRIMMER COMPONENTS 旋刀组件 ROUND KNIFE COMPONENTS 57 ...
Page 66: ...8 2 剪线分组件 THREAD TRIMMER COMPONENTS 平刀组件 STRAIGHT KNIFE COMPONENTS 60 ...
Page 69: ...9 1 拨线分组件 WIPER COMPONENTS 63 ...
Page 71: ...9 2 夹线组件BOBBIN THREAD TENSION COMPONENTS 65 ...
Page 73: ...10 润换分组件 LUBRICATION COMPONETS 67 ...
Page 75: ...11 油盘 膝提抬压脚分组件PRESSER FOOT COMPONENTS OIL PLATE KNEE LIFE 69 ...
Page 77: ...12 过线架分组件 COMPONENTS OF THREAD RUNNING STAND 71 ...
Page 79: ...13 附件 ACCESSORIES 73 ...
Page 81: ...二 三排齿中厚料专用件 SPECICAL PARTS OF THREE ROWS FEED DOGS AND MIDDLE THICK MATERIALS 75 ...
Page 83: ...三 厚料专用件 1 SPECICAL OF CHICK MATERIALS 1 77 ...
